<template>
  <transition name="move" @after-leave="afterLeave">
    <div class="food" v-show="visible">
      <cube-scroll ref="scroll" :data="computedRatings">
        <div class="food-content">
          <div class="image-header">
            <img :src="food.image" />
            <div class="back" @click="hide">
              <i class="icon-arrow_lift"></i>
            </div>
          </div>
          <div class="content">
            <h1 class="title">{{food.name}}</h1>
            <div class="detail">
              <span class="sell-count">月售{{food.sellCount}}份</span>
              <span class="rating">好评率{{food.rating}}%</span>
            </div>
            <div class="price">
              <span class="now">￥{{food.price}}</span>
              <span class="old" v-show="food.oldPrice">￥{{food.oldPrice}}</span>
            </div>
            <div class="cart-control-wrapper">
              <cart-control :food="food" @add="addFood"></cart-control>
            </div>
            <transition name="fade">
              <div class="buy" v-show="!food.count" @click="addFirst">加入购物车</div>
            </transition>
          </div>
          <split v-show="food.info"></split>
          <div class="info" v-show="food.info">
            <h1 class="title">商品信息</h1>
            <p class="text">{{food.info}}</p>
          </div>
          <split></split>
          <div class="rating">
            <h1 class="title">商品评价</h1>
            <rating-select
              :ratings="ratings"
              :onlyContent="onlyContent"
              :selectType="selectType"
              :desc="desc"
              @select="onSelect"
              @toggle="onToggle"
            ></rating-select>
            <div class="rating-wrapper">
              <ul v-show="computedRatings && computedRatings.length">
                <li
                  class="rating-item border-bottom-1px"
                  v-for="(rating,index) in computedRatings"
                  :key="index"
                >
                  <div class="user">
                    <span class="name">{{rating.username}}</span>
                    <img class="avatar" :src="rating.avatar" width="12" height="12" />
                  </div>
                  <div class="time">{{format(rating.rateTime)}}</div>
                  <p class="text">
                    <span
                      :class="{'icon-thumb_up': rating.rateType === 0, 'icon-thumb_down' : rating.rateType === 1}"
                    ></span>
                    {{rating.text}}
                  </p>
                </li>
              </ul>
              <div class="no-rating" v-show="!computedRatings || !computedRatings.length">暂无评价</div>
            </div>
          </div>
        </div>
      </cube-scroll>
    </div>
  </transition>
</template>

<script>
import moment from 'moment'
import popupMixin from 'common/mixins/popup'
import ratingMixin from 'common/mixins/rating'
import Split from 'components/split/split'
import CartControl from 'components/cart-control/cart-control'
import RatingSelect from 'components/rating-select/rating-select'

const EVENT_SHOW = 'show'
const EVENT_LEAVE = 'leave'
const EVENT_ADD = 'add'

export default {
  mixins: [popupMixin, ratingMixin],
  name: 'food',
  props: {
    food: {
      type: Object
    }
  },
  data() {
    return {
      desc: {
        all: '全部',
        positive: '推荐',
        negative: '吐槽'
      }
    }
  },
  computed: {
    ratings() {
      return this.food.ratings
    }
  },
  created() {
    this.$on(EVENT_SHOW, () => {
      this.$nextTick(() => {
        this.$refs.scroll.refresh()
      })
    })
  },
  methods: {
    afterLeave() {
      this.$emit(EVENT_LEAVE)
    },
    addFirst(e) {
      this.$set(this.food, 'count', 1)
      this.$emit(EVENT_ADD, e.target)
    },
    addFood(target) {
      this.$emit(EVENT_ADD, target)
    },
    format(time) {
      return moment(time).format('YYYY-MM-DD hh:mm')
    }
  },
  components: {
    Split,
    CartControl,
    RatingSelect
  }
}
</script>

<style lang="stylus" scoped>
@import '~common/stylus/variable'
@import '~common/stylus/mixin.styl'
.food
  position fixed
  left 0
  top 0
  bottom 48px
  z-index 30
  width 100%
  background $color-white
  &.move-enter-active, &.move-leave-active
    transition all 0.3s linear
  &.move-enter, &.move-leave-to
    transform translate3d(100%, 0, 0)
  .image-header
    position relative
    width 100%
    height 0
    padding-top 100%
    img
      position absolute
      top 0
      left 0
      width 100%
      height 100%
    .back
      position absolute
      top 10px
      left 0
      .icon-arrow_lift
        display inline-block
        padding 10px
        font-size $fontsize-large-xx
        color $color-white
  .content
    position relative
    padding 18px
    .title
      line-height 14px
      margin-bottom 8px
      font-size $fontsize-medium
      font-weight 700
      color $color-dark-grey
    .detail
      margin-bottom 18px
      line-height 10px
      height 10px
      .sell-count, .rating
        font-size $fontsize-small-s
        color $color-light-grey
      .sell-count
        margin-right 12px
    .price
      line-height 24px
      font-weight 700
      .now
        margin-right 8px
        font-size 14px
        color $color-red
      .old
        text-decoration line-through
        font-size $fontsize-small-s
        color $color-light-grey
    .cart-control-wrapper
      position absolute
      right 12px
      bottom 12px
    .buy
      position absolute
      right 18px
      bottom 18px
      z-index 10
      height 24px
      line-height 24px
      padding 0 12px
      box-sizing border-box
      border-radius 12px
      font-size $fontsize-small-s
      color $color-white
      background $color-blue
      opacity 1
      &.fade-enter-active, &.fade-leave-active
        transition all 0.3s
      &.fade-enter, &.fade-leave-active
        opacity 0
        z-index -1
  .info
    padding 18px
    .title
      line-height 14px
      margin-bottom 6px
      font-size $fontsize-medium
      color $color-dark-grey
    .text
      line-height 24px
      padding 0 8px
      font-size $fontsize-small
      color $color-grey
  .rating
    padding-top 18px
    .title
      line-height 14px
      margin-left 18px
      font-size $fontsize-medium
      color $color-dark-grey
    .rating-wrapper
      padding 0 18px
      .rating-item
        position relative
        padding 16px 0
        &:last-child
          border-none()
        .user
          position absolute
          right 0
          top 16px
          display flex
          align-items center
          line-height 12px
          .name
            margin-right 6px
            font-size $fontsize-small-s
            color $color-light-grey
          .avatar
            border-radius 50%
        .time
          margin-bottom 6px
          line-height 12px
          font-size $fontsize-small-s
          color $color-light-grey
        .text
          line-height 16px
          font-size $fontsize-small
          color $color-dark-grey
          .icon-thumb_up, .icon-thumb_down
            margin-right 4px
            line-height 16px
            font-size $fontsize-small
          .icon-thumb_up
            color $color-blue
          .icon-thumb_down
            color $color-light-grey
      .no-rating
        padding 16px 0
        font-size $fontsize-small
        color $color-light-grey
</style>
